(19)
(11) EP 2 113 981 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
12.03.2014 Bulletin 2014/11

(43) Date of publication A2:
04.11.2009 Bulletin 2009/45

(21) Application number: 08159327.9

(22) Date of filing: 30.06.2008
(51) International Patent Classification (IPC): 
H02J 5/00(2006.01)
 H02J 7/02(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA MK RS

(30) Priority: 28.04.2008 KR 20080039135

(71) Applicant: Jung, Chun-Kil
Gangnam-gu Seoul 135-080 (KR)

(72) Inventor:
  • Jung, Chun-Kil
    Gangnam-gu Seoul 135-080 (KR)

(74) Representative: Zardi, Marco et al
M. Zardi & Co. SA Via Pioda 6
6900 Lugano
6900 Lugano (CH)

   


(54) Wireless power charging system


(57) A non-contact power charging system includes a wireless power transmission apparatus 10 for transmitting a power signal from a primary core 14 via a resonant converter 13 by the control of a transmission control unit 12; and a wireless power receiving apparatus 20 for receiving the power signal transmitted from the primary core 14 of the wireless power transmission apparatus 10 via a secondary core 24 and charging a battery cell by the control of a receiving control unit. The wireless power receiving apparatus 20 includes a receiving shield panel and an eddy current reducing member in the side of the secondary core 24 to shield an electromagnetic field generated from the secondary core 24, to thereby protect the charging system and the battery pack from the electromagnetic field.







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